Breda

Milano

Paris

Madrid

Antwerp

What you can sell

Which diamonds can be sold through Auctentic:

Use the table below to quickly check whether a single loose diamond qualifies for review.

Carat/Clarity

VVS1

VVS2

VS1

VS2

SI1

SI2

0-0.89

0.9-0.99

1-1.49

1.5-2.99

What about jewelry with multiple diamonds?

The table above applies to single loose diamonds only.

For jewelry pieces set with multiple diamonds, we assess the total carat weight of the entire piece rather than each stone individually.

If the combined total weight of all diamonds exceeds 3.00 carats, we may accept the piece even if individual stones fall outside the table criteria.

Each piece is reviewed individually by our gemologists.

What about luxury watches?

We accept luxury watches from the following brands only:
Rolex
Patek Philippe
Audemars Piguet
Richard Mille
Cartier
Piaget
Vacheron Constantin
Jacob & Co
All watches are reviewed individually based on model, condition, and market demand.

What about colored gemstones?

We accept colored gemstones only when they meet the following criteria:

Minimum weight: over 3.00 carats

Accepted gemstones:

Ruby

Sapphire

Emerald

Each gemstone is evaluated individually, taking into account origin, quality, and certification when available.

Vintage & Signed

Auctentic also accepts high-value vintage jewelry and signed pieces from the world's most prestigious houses.

The luxury jewelry brands we accept include:

Cartier
Tiffany & Co.
Van Cleef & Arpels
Bvlgari
Harry Winston
Graff
Chopard
Boucheron
JAR
Buccellati
Chaumet
David Webb

Each piece is reviewed individually based on brand, condition, provenance, and market demand.